Table 1 Patient demographics
| Age | Median: 67 years |
| Range: 20–95 years | |
| Gender | 51 male |
| 38 female | |
| Location | 60% lower extremity |
| 18% upper extremity | |
| 12% trunk | |
| 10% pelvis | |
| Stage (Enneking) | 51% stage IIB |
| 31% stage IIA | |
| 10% stage IB | |
| 8% stage IA | |
| Local invasion | 96% deep-seated (subfacial) |
| 4% superficial (subcutaneous) |